DTC Logic

Diagnosis Procedure
1.CHECK USB HARNESS
Visually check USB harness.
U1243 display unit
U1255 satellite radio tunerBCM (body control module)
Reference Value
NOTE:
The Signal Tech II Tool (J-50190) can be used
to perform the following functions. Refer to the Signal Tech II
User Guide for additional information.
Activate and display TPMS
transmitter IDs
Display tire pressure reported by
the TPMS transmitter
...
Encoder
DRIVER SIDE
DRIVER SIDE : Description
Detects condition of the front power window motor LH operation and transmits
to main power window and door
lock/unlock switch as pulse signal.
DRIVER SIDE : Component Function Check
1. CHECK ENCODER OPERATION
Check that front door glass LH performs AUTO ...
B261A push-button ignition switch
Description
IPDM E/R transmits the push-button ignition switch status via CAN
communication to BCM. BCM receives
push-button ignition switch status by hardwire input. BCM compares the 2 signals
for mismatch.
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC B261A is displayed with DTC U1000, ...